CN111588413B - Portable oropharynx swab - Google Patents
Portable oropharynx swab Download PDFInfo
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- CN111588413B CN111588413B CN202010424637.9A CN202010424637A CN111588413B CN 111588413 B CN111588413 B CN 111588413B CN 202010424637 A CN202010424637 A CN 202010424637A CN 111588413 B CN111588413 B CN 111588413B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
- A61B10/0051—Devices for taking samples of body liquids for taking saliva or sputum samples
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Abstract
The invention relates to a portable oropharynx swab which comprises a shell, a sampling body and a sampling connecting flexible wire arranged on the sampling body, wherein the sampling connecting flexible wire is connected with the sampling body; the sampling device also comprises a sampling body pushing mechanism capable of pushing the sampling body away from the shell, a flexible wire storage control mechanism capable of being matched with the sampling connection flexible wire, and a flexible wire cutting mechanism for cutting off the sampling connection flexible wire; the sampling body pushing mechanism can push the sampling body away from the head end of the shell, and the sampling body can pull the sampling connecting flexible wire to move after being separated from the head end of the shell; after the sampling body is used for sampling the oropharynx, the sampling connecting flexible wire is stored through the flexible wire storage control mechanism so as to pull the sampling body to a required position; the cutting-off sampling connecting flexible wire can be cut through the flexible wire cutting mechanism, so that the sampling connecting flexible wire connected with the sampling body is completely separated from the shell along with the sampling body. The oropharynx sampling device is compact in structure, capable of improving the convenience and the sampling efficiency of oropharynx sampling, capable of reducing the use cost, capable of improving the convenience, safe and reliable.
Description
Technical Field
The invention relates to a swab, in particular to a portable oropharynx swab, and belongs to the technical field of oropharynx sampling.
Background
At present, sampling of the throat can be performed using oropharyngeal swabs. Because the oropharynx swab is made of hard materials, the pharynx reflection of part of patients is strong during sampling, which brings great inconvenience to oropharynx sampling and influences sampling efficiency. In addition, after sampling, the existing oropharyngeal swabs are also insufficient in protection, easy to pollute and the like in the transferring process and the like. In addition, how to effectively realize sampling and achieve the protection of medical staff is a difficult problem at present.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a portable oropharynx swab which is compact in structure, capable of improving the convenience and the sampling efficiency of oropharynx sampling, capable of reducing the use cost, and safe and reliable.
According to the technical scheme provided by the invention, the portable oropharynx swab comprises a shell, a sampling body and a sampling connecting flexible wire, wherein the sampling body can be contained in the head end of the shell;
the sampling device also comprises a sampling body pushing mechanism capable of pushing the sampling body away from the shell, a flexible wire storage control mechanism capable of being matched with the sampling connection flexible wire and a flexible wire cutting mechanism for cutting off the sampling connection flexible wire, wherein the sampling body pushing mechanism, the flexible wire storage control mechanism and the flexible wire cutting mechanism are matched and connected with the shell;
the sampling body pushing mechanism can push the sampling body away from the head end of the shell, and the sampling body can pull the sampling connecting flexible wire to move after being separated from the head end of the shell; after the sampling body is used for sampling oropharynx, the sampling connecting flexible wire is stored through the flexible wire storage control mechanism so as to pull the sampling body to a required position; the cutting-off sampling connection flexible wire can be cut through the flexible wire cutting mechanism, so that the sampling connection flexible wire connected with the sampling body is completely separated from the shell along with the sampling body.
The sampling body pushing mechanism comprises a handle hinged with the shell, a handle push plate at the head end of the handle is positioned in the shell, and the tail end of the handle is provided with a handle elastic resetting mechanism which can be in adaptive connection with the shell; a flexible wire positioning pushing body which can be matched with the sampling connection flexible wire is arranged in the shell, the tail end of the flexible wire positioning pushing body is fixedly connected with the handle push plate, and the head end of the flexible wire positioning pushing body is arranged in the shell and is adjacent to the head end of the shell; when the tail end of the handle is close to the shell, the sampling body can be pushed away from the head end of the shell through the handle push plate and the flexible wire positioning driving body.
The handle elastic reset mechanism comprises a handle guide rod arranged on the handle and a guide reset elastic body sleeved on the handle guide rod, two ends of the guide reset elastic body respectively correspond to the handle and the shell, and the handle guide rod can extend into the shell; when the handle is close to the shell, the handle guide rod can enter the shell, and the guide reset elastic body is compressed between the handle and the shell.
The flexible wire positioning pushing body comprises an inner tube body or an inner plate body which can position the sampling connecting flexible wire;
when the flexible wire positioning pushing body is an inner tube body, the sampling connecting flexible wire penetrates through the inner tube body and then is connected with the flexible wire accommodating control mechanism; when the flexible cord location promotes the body for the inner plate body, the sampling connection flexible cord is connected with flexible cord accomodate control mechanism after through inner plate body guiding orientation.
The sampling connection flexible wire can be contained in the shell to drive the sampling body to be close to the shell through the sampling connection flexible wire when the flexible wire processing rotation driving mechanism drives the flexible wire containing gear to rotate in the shell.
The accommodating gear rotation driving mechanism comprises an accommodating gear driving wheel which can be meshed with the cord accommodating gear, the accommodating gear driving wheel penetrates out of the outer wall of the shell, and when the accommodating gear driving wheel is driven to rotate relative to the shell, the cord accommodating gear can be driven to rotate in the shell.
The accommodating gear rotation driving mechanism comprises a pawl connecting mechanism which can be in adaptive connection with the cord accommodating gear, and the pawl connecting mechanism comprises a pawl which is adaptive to the cord accommodating gear and a pawl connecting plate which is connected with the pawl;
the tail end of the pawl connecting plate is hinged with the shell, the head end of the pawl connecting plate is provided with a pawl connecting plate elastic resetting mechanism, and when the head end of the pawl connecting plate is pressed towards the outer wall of the shell, the flexible wire containing gear can be pushed to rotate in the shell through the pawl connecting plate and the pawl; when the pressing on the pawl connecting plate is released, the head end of the pawl connecting plate can reset under the action of the pawl connecting plate elastic resetting mechanism.
The flexible wire cutting mechanism comprises an end flexible wire cutter which can extend into the shell and a cutter end elastic mechanism which can provide a reset acting force after the end flexible wire cutter is cut;
the cutter end part elastic mechanism comprises a cutter end part sleeve body arranged at the end part of the tail end of the shell and a cutter body connecting handle connected with the end part flexible wire cutter, and the end part flexible wire cutter and the cutter body connecting handle can penetrate through the cutter end part sleeve body and then extend into the shell; a cutter body connecting handle is provided with a handle body cap which can be matched with the sleeve body at the end part of the cutter, a cutter body handle elastic body is sleeved on the cutter body connecting handle, and two ends of the cutter body handle elastic body respectively correspond to the sleeve body at the cutting end part and the handle body cap;
pressing the handle body cap can make the tip patchcord cutter be close to and cut off the sampling connection patchcord, after loosening the handle body cap of pressing, can make the tip patchcord cutter reset through cutter body handle elastomer.
The end part of the head end of the shell is provided with a sampling illumination light source, and the shell is provided with an illumination light source controller capable of controlling the illumination state of the sampling illumination light source.
The head of casing is the arc, the casing is enclosed by two at least casing pieces that can dismantle the separation and closes and form.
The invention has the advantages that: the sampling body can be pushed away from the head end of the shell through the sampling body pushing mechanism, and the sampling body can be pulled to move through the sampling connecting flexible wire after being separated from the head end of the shell; during sampling, a person to be sampled swallows the sampling body, the sampling body and the sampling connecting flexible wire have good flexibility, stimulation cannot be generated on the person to be sampled, and after the sampling body is used for sampling oropharynx, the sampling connecting flexible wire is stored through the flexible wire storage control mechanism so that the sampling body can be pulled to a required position; can will cut off sampling connection patchcord through patchcord cutting mechanism to make the sampling connection patchcord of being connected with the sampling body follow the sampling body and separate completely with the casing, can improve the convenience and the sampling efficiency of oropharynx sampling, reduce use cost, the convenience of improvement, safe and reliable.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the embodiment of fig. 1.
Fig. 3 is a cross-sectional view of the embodiment of fig. 1.
Fig. 4 is a perspective view of a second embodiment of the present invention.
Fig. 5 is a schematic structural diagram of the embodiment of fig. 4.
Fig. 6 is a cross-sectional view of the embodiment of fig. 4.
Fig. 7 is a perspective view of the cord cutting mechanism of fig. 4.
Fig. 8 is a sectional view of the cord cutting mechanism of fig. 7.
Fig. 9 is a schematic view of a sample receiving petri dish according to the invention.
Fig. 10 is a schematic view showing the separation of the box cover and the storage box according to the present invention.
Description of reference numerals: 1-shell, 2-handle, 3-guide reset elastomer, 4-handle guide rod, 5-handle cap, 6-storage gear driving wheel, 7-roller shaft plate, 8-sampling body, 9-shell guide sleeve, 10-inner tube, 11-sampling connection flexible wire, 12-storage gear driving wheel shaft, 13-shell guide rod hole, 14-handle hinged shaft, 15-handle push plate, 16-flexible wire storage gear, 17-flexible wire storage gear shaft, 18-end flexible wire cutter, 19-cutting end sleeve body, 20-cutter handle elastomer, 21-cutter handle plate, 22-cutter body connecting handle, 23-sampling lighting source, 24-lighting source controller, 25-pawl connecting plate end block, 26-connecting plate head end guide rod, 27-connecting plate head end guide rod elastic body, 28-inner plate body, 29-inner plate body head end block, 30-ratchet connecting plate hinge shaft, 31-ratchet connecting plate head end sleeve, 32-pawl, 33-shell connecting plate head end guide rod hole, 34-cutter body protecting sealing cap, 35-side flexible wire cutter elastic body, 36-side flexible wire cutter cap, 37-shell elastic positioning plate and 38-shell body block, 39-click link plate, 40-side cord cutter, 41-protective cap pull plate, 42-protective cap stop plate, 43-protective cap shaft sleeve, 44-protective cap pivot, 45-shell cutter sleeve, 46-side cord cutter cap end plate, 47-storage box, 48-box cover, 49-box connection part and 50-box groove.
Detailed Description
The invention is further illustrated by the following specific figures and examples.
In order to improve the convenience and the sampling efficiency of oropharynx sampling, the oropharynx sampling device comprises a shell 1, a sampling body 8 which can be contained in the head end of the shell 1 and a sampling connecting flexible wire 11 which is arranged on the sampling body 8;
the sampling device also comprises a sampling body pushing mechanism capable of pushing the sampling body 8 away from the shell 1, a flexible wire storage control mechanism capable of being matched with the sampling connection flexible wire 11 and a flexible wire cutting mechanism for cutting off the sampling connection flexible wire 11, wherein the sampling body pushing mechanism, the flexible wire storage control mechanism and the flexible wire cutting mechanism are matched and connected with the shell 1;
the sampling body 8 can be pushed away from the head end of the shell 1 by the sampling body pushing mechanism, and the sampling body 8 can be pulled to move by the sampling connecting flexible wire 11 after being separated from the head end of the shell 1; after sampling the oropharynx by using the sampling body 8, the sampling connecting flexible wire 11 is stored by a flexible wire storage control mechanism so as to pull the sampling body 8 to a required position; the sample connection cord 11 can be cut off by means of a cord cutting mechanism so that the sample connection cord 11 connected to the sample body 8 follows the sample body 8 and is completely separated from the housing 1.
Specifically, the housing 1, the sampling body 8, the sampling connection cord 11, the sampling body pushing mechanism, the cord storage control mechanism, and the cord cutting mechanism all need to be made of materials meeting medical standards, and the type of the specific materials can be selected according to actual needs, which is not described herein again. Sampling body 8 can be for the sampling cotton ball commonly used, and the flexible cord 11 can be adopted to the sampling medical line body commonly used, and sampling body 8 all is the flexibility with sampling connection flexible cord 11, when carrying out the oropharynx sampling, compares with current oropharynx sampling swab, and the oropharynx that can significantly reduce the personnel of treating the sampling stimulates, improves the convenience and the sampling efficiency of oropharynx sampling.
In the embodiment of the invention, in the initial state, the sampling body 8 is accommodated in the head end of the shell 1 in advance, the head end in the shell 1 can be utilized to realize the positioning of the sampling body 8 and the protection of the sampling body 8, and the convenience and the reliability of the sampling body 8 in the transfer process are improved. When needs carry out oropharynx sampling, need utilize sampling body pushing mechanism to release sampling body 8 from the head end of casing 1 in, release the back in the head end of casing 1 is followed to sampling body 8, sampling connection patchcord 11 still keep with the connection between sampling body 8, avoid sampling body 8 to be in uncontrollable state after leaving casing 1. During sampling, the sampling body 8 pushed out from the head end of the shell 1 enters the oral cavity of a person to be sampled, and the oral cavity of the person to be sampled is utilized to swallow the sampling body 8, so that the sampling body 8 can enter the throat part of the person to be sampled; at the same time, the sample connection cord 11 can follow the sample body 8 during swallowing of the sample body 8.
After sampling is finished, the sampling body 8 can be pulled by using the sampling connecting flexible wire 11, so that the sampling body 8 can be conveniently pulled out of the oral cavity of a person who has sampled. In the embodiment of the invention, the sampling body 8 is pulled by the sampling connecting flexible wire 11 through the flexible wire storage control mechanism matched with the sampling connecting flexible wire 11. When the sampling connecting flexible wire 11 and the sampling body 8 are pulled by the flexible wire storage control mechanism, the sampling body 8 can be prevented from being polluted because the sampling connecting flexible wire 11 is not contacted with the sampling body 8 and the sampling connecting flexible wire 11 adjacent to the sampling body 8, and the reliability of the sampling body 8 after sampling is ensured. When the sample body 8 needs to be inspected, the sample connection cord 11 is cut off within the housing 1 by means of a cord cutting mechanism so that the sample body 8 can freely fall into the container or device to be inspected.
In addition, owing to release sampling body 8 behind casing 1, can swallow sampling body 8 by oneself by treating the sampling personnel, can treat that the sampling personnel realizes whole sampling process by oneself to can reduce medical staff and by the contact of sampling personnel, can solve current new crown epidemic situation during medical staff's the protection problem.
As shown in fig. 6 and 7, in order to realize the sampling body storage culture dish for storing the sampling body 8, specifically, the sampling body storage culture dish for storing the sampling body 8 is further included, and the sampled sampling body 8 can be stored in the sampling body storage culture dish.
In the embodiment of the present invention, the sampling body 8 after sampling can be received by the sampling body receiving culture dish, so as to process and detect the sampling body 8, and the processing and detection of the sampling body 8 are consistent with those in the prior art, which are well known to those skilled in the art, and are not described herein again.
Further, the culture dish is accomodate to the sampling body includes receiver 47 and can with the lid 48 of receiver 47 adaptation, lid 48 adopts separable connection with receiver 47, can seal receiver 47 through lid 48.
In the embodiment of the present invention, the storage box 47 has the capability of storing the sampling body 8, the storage box 47 and the box cover 48 are both made of materials meeting medical standards, and the storage box 47 can be sealed by the box cover 48. The upper portion of receiver 47 has box body connecting portion 49, has box body groove 50 in the receiver 47, and receiver 47 passes through box body connecting portion 49 and can be connected with lid 48, and lid 48 can overlap on box body connecting portion 49, realizes that the separation of dismantling between lid 48 and the box body connecting portion 49 is connected.
In addition, to sampling body 8, can also adopt medical containers such as test tube to accomodate the cultivation, can specifically select according to actual need, and this is no longer repeated here.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the sampling body pushing mechanism comprises a handle 2 hinged to a housing 1, a handle push plate 15 at the head end of the handle 2 is located in the housing 1, and a handle elastic return mechanism capable of being in fit connection with the housing 1 is arranged at the tail end of the handle 2; a flexible wire positioning pushing body which can be matched with the sampling connecting flexible wire 11 is arranged in the shell 1, the tail end of the flexible wire positioning pushing body is fixedly connected with a handle push plate 15, and the head end of the flexible wire positioning pushing body is arranged in the shell 1 and is adjacent to the head end of the shell 1; when the tail end of the handle 2 approaches the shell 1, the sampling body 8 can be pushed away from the head end of the shell 1 through the handle push plate 15 and the flexible wire positioning driving body.
In the embodiment of the invention, the handles 2 are obliquely distributed on the shell 1, the handle push plate 15 is arranged at the head end of the handle 2, and the handle push plate 15 is positioned in the shell 1. Handle 2 can be articulated with casing 1 through handle articulated shaft 14, still set up the patchcord location in casing 1 and promote the body, the patchcord 11 is connected in the sampling promotes the body cooperation with the patchcord location, promote physical stamina through the patchcord location and fix a position sampling connection patchcord 11, avoid sampling connection patchcord 11 to take place the condition such as winding at casing 1, ensure that sampling body 8 drags the reliability of sampling connection patchcord 11 to and connect 11 pulling sampling body 8's reliability through the sampling. The head end of the cord positioning pushing body is adjacent to the housing in the housing 1, i.e. the cord positioning pushing body is adjacent to the sampling body 8 previously received in the head end of the housing 1.
When needing to utilize the patchcord location to promote the body and promote the sampling body, need to make the tail end of handle 2 be close to the outer wall of neighbouring casing 1, because handle 2 is articulated with casing 1, at this moment, drive the patchcord location through handle push pedal 15 and promote the body and move to the head end direction of casing 1 to can release sampling body 8 from the head end of casing 1 in. In order to reset after pushing the sampling body 8, the tail part of the handle 2 is connected and matched with the shell 1 through the handle elastic resetting mechanism, namely, the handle 2 can reset after pushing the sampling body 8 by utilizing the handle elastic resetting mechanism.
Furthermore, the handle elastic reset mechanism comprises a handle guide rod 4 arranged on the handle 2 and a guide reset elastic body 3 sleeved on the handle guide rod 4, two ends of the guide reset elastic body 3 respectively correspond to the handle 2 and the shell 1, and the handle guide rod 4 can extend into the shell 1; when the handle 2 is close to the shell 1, the handle guide rod 4 can enter the shell 1, and the guide reset elastic body 3 is compressed between the handle 2 and the shell 1.
In the embodiment of the invention, the handle guide rod 4 may be arc-shaped, the housing guide sleeve 9 is arranged on the housing 1, the housing 1 is provided with a housing guide rod hole 13 penetrating through the housing 1, and the housing guide rod hole 13 allows the handle guide rod 4 to pass through. The guiding reset elastic body 3 can be made of elastic components such as springs, and can be selected according to actual needs, and is not described in detail herein. The handle guide rod 4 can penetrate into the housing guide sleeve 9 and enter into the housing guide rod hole 13. When the tail part of the handle 2 is close to the outer wall of the shell 1, the handle guide rod 4 can enter the shell 1, namely, the shell 1 provides an entering space for the handle guide rod 4; at the same time, the guide return elastic body 3 is in a compressed state. When the handle 2 is released, the handle 2 can be reset under the action of the guide reset elastic body 3. Of course, the elastic handle resetting mechanism can also adopt other structural forms, and can be specifically selected according to actual needs, as long as the resetting of the handle 2 can be met, and the elastic handle resetting mechanism is not listed here.
Further, the cord positioning pushing body comprises an inner tube body 10 or an inner plate body 28 which can position the sampling connecting cord 11;
when the flexible wire positioning pushing body is the inner tube body 10, the sampling connecting flexible wire 11 penetrates through the inner tube body 10 and then is connected with the flexible wire containing control mechanism; when the cord positioning pushing body is the inner plate body 28, the sampling connecting cord 11 is connected with the cord containing control mechanism after being guided and positioned by the inner plate body 28.
As shown in fig. 1, 2 and 3, an embodiment of the present invention is shown in which an inner tube 10 is used for a cord positioning pushing body, wherein the rear end of the inner tube 10 is connected to a handle pushing plate 15, and the inner tube 10 can move in the housing 1. The head end of the sampling connecting flexible wire 11 is fixedly connected with the sampling body 8, and the other end of the sampling connecting flexible wire 11 can be connected with the flexible wire containing control mechanism after penetrating through the inner pipe body 10 and the handle push plate 15.
As shown in fig. 4, 5 and 6, an embodiment of the inner plate 28 is used for the cord positioning pushing body, in which the tail end of the inner plate 28 is fixed to the handle push plate 15. An inner plate body head end block 29 is arranged at the head end of the inner plate body 28, and after being fixed with the sampling body 8, the sampling connecting flexible wire 11 can be connected with a flexible wire containing control mechanism after penetrating through the inner plate body head end block 29 and the handle push plate 15. Of course, a groove body allowing the sampling connection cord 11 to be embedded may be provided on the inner plate body head end block 29 and the handle push plate 15, as long as the required positioning of the sampling connection cord 11 can be realized, and details are not repeated.
Further, the cord storage control mechanism comprises a cord storage gear 16 assembled in the housing 1 and a storage gear rotation driving mechanism capable of driving the cord storage gear 16, when the cord storage gear 16 is driven to rotate in the housing 1 by the cord processing rotation driving mechanism, the sampling connection cord 11 can be stored in the housing 1, so as to drive the sampling body 8 to approach the housing 1 through the sampling connection cord 11.
In the embodiment of the present invention, the cord housing gear 16 is mounted in the housing 1 via the cord housing gear shaft 17, and the cord housing gear 16 can rotate in the housing 1. When the cord storage gear 16 rotates in the housing 1, the storage of the sampling connection cord 11 in the housing 1 can be realized, for example, the sampling connection cord 11 is stored in the cord storage process 11, and at this time, a cord storage shaft capable of allowing the sampling connection cord 11 to be wound is provided on the cord storage gear 16, and the cord storage shaft can rotate synchronously with the cord storage gear 16. When the sampling connection cord 11 is stored by the cord storage gear 16, pulling of the sampling body 8 can be achieved, and generally, only after sampling of the sampling body 8 is completed, the sampling body 8 needs to be pulled by the cord storage gear 16. The cord housing gear 16 is driven to rotate by a housing gear rotation drive mechanism, and a specific embodiment of the housing gear rotation drive mechanism will be described below.
As shown in fig. 1, 2 and 3, in one embodiment of the storage gear rotation driving mechanism, the storage gear rotation driving mechanism includes a storage gear driving wheel 6 capable of meshing with the cord storage gear 16, the storage gear driving wheel 6 penetrates through an outer wall of the housing 1, and when the storage gear driving wheel 6 is driven to rotate relative to the housing 1, the cord storage gear 16 is driven to rotate in the housing 1.
In the embodiment of the invention, the storage gear driving wheel 6 is arranged on a storage gear driving wheel shaft 12, two ends of the storage gear driving wheel shaft 12 are connected with the roller shaft plate 7, and the storage gear driving wheel 6 penetrates out of the outer wall of the shell 1. Generally, the storage gear drive wheel 6 meshes with the cord storage gear 16, and the storage drive wheel 6 and the handle 2 are located on both sides of the housing 1. When the cord storage gear 16 needs to be driven to rotate, the storage gear driving wheel 6 can be manually rotated, and the cord storage gear 16 can be driven to rotate through rotation of the storage gear driving wheel 6.
As shown in fig. 4, 5 and 6, in another embodiment of the storage gear rotation driving mechanism, specifically, the storage gear rotation driving mechanism includes a pawl connecting mechanism capable of being fittingly connected to the cord storage gear 16, the pawl connecting mechanism includes a pawl 32 fittingly connected to the cord storage gear 16 and a pawl connecting plate 39 connected to the pawl 32;
the tail end of the pawl connecting plate 39 is hinged with the shell 1, the head end of the pawl connecting plate 39 is provided with a pawl connecting plate elastic resetting mechanism, and when the head end of the pawl connecting plate 39 is pressed towards the outer wall of the shell 1, the flexible wire containing gear 16 can be pushed to rotate in the shell 1 through the pawl connecting plate 39 and the pawl 32; when the pressing of the pawl connecting plate 39 is released, the head end of the pawl connecting plate 39 can be reset under the action of the pawl connecting plate elastic resetting mechanism.
In the embodiment of the present invention, the pawl 32 of the pawl connecting mechanism is engaged with the cord receiving gear 16, and the cord receiving gear 16 can be rotated only in one direction by the pawl 32 and the cord receiving gear 16. The head end of the pawl 32 is connected and matched with the cord containing gear 16, the tail end of the pawl 32 is connected with the pawl connecting plate 39, and the tail end of the pawl 32 penetrates out of the shell 1. The tail end of the pawl connecting plate 39 is hinged with the shell 1, the head end of the pawl connecting plate 39 is connected with the elastic resetting mechanism of the pawl connecting plate, the head end of the pawl connecting plate 39 is provided with a pawl connecting plate end block 25, and the pawl connecting plate end block 25 is higher than the tail end of the pawl connecting plate 39. When the flexible cord storage gear 16 needs to be driven to rotate in the shell 1, when the head end of the pawl connecting plate 39 is pressed towards the outer wall of the shell 1, the flexible cord storage gear 16 can be pushed to rotate in the shell 1 through the pawl connecting plate 39 and the pawl 32; when the pressing of the pawl connecting plate 39 is released, the head end of the pawl connecting plate 39 can be reset under the action of the elastic resetting mechanism of the pawl connecting plate.
Specifically, the tail end of the pawl connecting plate 39 is provided with a ratchet connecting plate head end sleeve 31, the pawl connecting plate 39 is connected with the ratchet connecting plate hinge shaft 30 through the ratchet connecting plate head end sleeve 31, and the hinge joint between the tail end of the pawl connecting plate 39 and the shell 1 can be realized through the ratchet connecting plate hinge shaft 30. The elastic resetting mechanism of the pawl connecting plate comprises a connecting plate head end guide rod 26 connected with the pawl connecting plate end block 25, a connecting plate head end guide rod elastic body 27 is sleeved on the connecting plate head end guide rod 26, and the connecting plate head end guide rod elastic body 27 can be made of elastic components such as springs and can be specifically selected according to actual needs. A housing connecting plate head end guide rod hole 33 is provided on the housing 1, and the housing connecting plate head end guide rod hole 33 allows the connecting plate head end guide rod 26 to penetrate. When the head end of the click link 39 is pressed toward the housing 1, the link head end guide rod 26 can enter the housing 1 through the housing link head end guide rod hole 33. When the pressing of the pawl connecting plate 39 is released, the pawl connecting plate 39 can be in a reset state under the action of the connecting plate head end guide rod elastic body 27.
As shown in fig. 1, 2 and 3, an implementation schematic diagram of a cord cutting mechanism is shown, specifically, the cord cutting mechanism comprises an end cord cutter 18 capable of extending into the housing 1 and a cutter end elastic mechanism capable of providing a reset acting force after the end cord cutter 18 is cut;
the cutter end part elastic mechanism comprises a cutter end part sleeve body 19 arranged at the end part of the tail end of the shell 1 and a cutter body connecting handle 22 connected with the end part flexible wire cutter 18, and the end part flexible wire cutter 18 and the cutter body connecting handle 22 can penetrate through the cutter end part sleeve body 19 and then extend into the shell 1; a handle cap 5 which can be matched with the cutter end sleeve body 19 is arranged on the cutter body connecting handle 22, a cutter body handle elastic body 20 is sleeved on the cutter body connecting handle 22, and two ends of the cutter body handle elastic body 20 respectively correspond to the cutting end sleeve body 19 and the handle cap 5;
pressing the handle cap 5 can make the end portion cord cutter 18 approach and cut off the sampling connection cord 11, and after the pressed handle cap 5 is released, the end portion cord cutter 18 can be reset through the cutter body handle elastic body 20.
In specific implementation, the cord cutting mechanism is located at the tail end of the shell 1, the end cord cutter 18 extends into the shell 1 from the tail end of the shell 1, the end cord cutter 18 is adjacent to the cord storage gear 16, after the end cord cutter 18 is pushed, the sampling connection cord 11 stored on the cord storage gear 16 can be cut off by the end cord cutter 18, at the moment, the sampling body 8 and the sampling connection cord 11 can be completely separated from the shell 1, and operations such as detection of the sampling body 8 are realized. The end portion cord cutter 18 may specifically adopt a conventional form, and as long as the cutting of the sampling connection cord 11 by matching with the cord storage gear 16 can be realized, the description is omitted.
In the embodiment of the present invention, the cutting end elastic mechanism includes a cutter end sleeve 19, the cutter end sleeve 19 is mounted on the end of the tail end of the housing 1, and the cutter end sleeve 19 allows the end flexible wire cutter 18 to pass through. The end portion cord cutter 18 has a cutter body connecting shank 22, the outer diameter of the cutter body connecting shank 22 is larger than the outer diameter of the end portion cord cutter 18, but the outer diameter of the cutter body connecting shank 22 is smaller than the inner diameter of the cutter end portion sheath 19. The cutter body connecting handle 22 is provided with a handle body cap 5, the handle body cap 5 is annular, and the outer diameter of the handle body cap 5 is larger than that of the cutter body connecting handle 22. The cutter body handle elastic body 20 is sleeved on the cutter body connecting handle 22, the cutter body handle elastic body 20 can be made of elastic components such as springs, one end of the cutter body handle elastic body 20 corresponds to the end plate of the cutter end sleeve body 19, and the other end of the cutter body and elastic body 20 extends into the handle body cap 5 and corresponds to the handle body cap 5. In use, the handle cap 5 can be pressed, and after the handle cap 5 is pressed, the end cord cutter 18 can be driven to approach the cord storage gear 16, and after contacting the cord storage gear 16, the sampling connection cord 11 on the cord storage gear 16 is cut off, and at this time, the cutter body handle elastic body 20 is in a compressed state. When the pressing of the handle cap 5 is released, the reset of the end part soft thread cutter 18 can be realized by the cooperation of the cutter body handle elastic body 20 and the handle cap 5. In specific implementation, a cutter handle plate 21 is further arranged at the joint part of the end part flexible wire cutter 18 and the cutter body connecting handle 22, the width of the cutter handle plate 21 is larger than that of the cutter body connecting handle 22, and the cutter handle plate 21 is matched with the cutter end part sleeve body 19 to prevent the end part flexible wire cutter 18 from being separated from the shell 1 during resetting.
As shown in fig. 4, 5, 6, 7 and 8, another embodiment of the cord cutting mechanism is shown, in which the cord cutting mechanism is located at one side of the tail of the housing 1, and the cord cutting mechanism is located between the handle 2 and the housing 1. Wherein, the patchcord cutting mechanism includes side patchcord cutter 40, and the head end of side patchcord cutter 40 can penetrate in the casing 1, and the tip of side patchcord cutter 40 sets up side patchcord cutter cap 36, and the external diameter of side patchcord cutter cap 36 is greater than the external diameter of side patchcord cutter 40, and side patchcord cutter cap 36 is the ring form. Set up casing cutter cover 45 in casing 1, casing cutter cover 45 protruding locates the outer wall of casing 1, sets up side patchcord cutter cap end plate 46 at the tip of side patchcord cutter cap 36, and in side patchcord cutter cap 36 can stretch into casing cutter cover 45, utilize side patchcord cutter cap end plate 46 and the cooperation of casing cutter cover 45, can avoid side patchcord cutter cap 36 to break away from in casing cutter cover 45.
The side cord cutter elastic body 35 is sleeved on the side cord cutter 40, and the side cord cutter elastic body 35 can be made of elastic components such as springs and can be selected according to requirements. One end of the side cord cutter elastic body 35 corresponds to the side cord cutter cap 36, and the other end of the side cord cutter elastic body 35 corresponds to the case elastic positioning plate 37 on the case 1. When the side cord cutter cap 36 is pressed, the side cord cutter 40 can be pushed by the side cord cutter cap 36, so that the side cord cutter 40 approaches and contacts the cord storage gear 16, and the cutting process of the sampling connection cord 11 by the side cord cutter 40 is consistent with the end cord cutter 18. When the sampling connection cord 11 is cut by the side cord cutter 40, the side cord cutter elastic body 35 is in a compressed state, and after the side cord cutter cap 36 is released, the side cord cutter elastic body 35 can restore the side cord cutter 40.
In order to avoid the misoperation of the side cord cutter 40, a cutter body protecting cap 34 is also included, and the cutter body protecting cap 34 can be sleeved on the side cord cutter cap 36. In the embodiment of the invention, the cutter body protection sealing cap 34 is provided with the protective cap pulling plate 41, the cutter body protection sealing cap 34 can be hinged with the shell 1 through the protective cap rotating shaft 44, the protective cap rotating shaft 34 is externally sleeved with the protective cap shaft sleeve 43, the protective cap shaft sleeve 43 is provided with the protective cap limiting plate 42, the cutter body protection sealing cap 34 can be pulled to rotate on the shell 1 through the protective cap pulling plate 41, and the rotation of the cutter body protection sealing cap 34 is limited by the protective cap limiting plate 42.
As shown in fig. 4, 5 and 6, a sampling illumination light source 23 is provided at the tip end of the housing 1, and an illumination light source controller 24 capable of controlling the illumination state of the sampling illumination light source 23 is provided on the housing 1.
In the embodiment of the present invention, the sampling illumination light source 23 may adopt an existing commonly used light source form, such as an LED light source, and the specific light source type may be selected according to the need, which is not described herein again. The lighting source controller 24 may have a battery therein, and implement a control circuit and the like for the lighting state of the sampling lighting source 23, and the power supply to the sampling lighting source 23 can be implemented by the battery, and the control of the lighting state of the sampling lighting source 23 by the lighting source controller 24 includes the conditions of turning on the sampling lighting source 23, turning off the sampling lighting source 23, and/or controlling the lighting brightness of the sampling lighting source 23, and the control can be specifically selected according to actual needs, and the specific control of the sampling lighting source 23 can be implemented by adopting the existing commonly used technical means, which is well known to those skilled in the art, and is not described herein again.
Further, the head of the shell 1 is arc-shaped, and the shell 1 is formed by at least two detachable shell blocks 38.
In the embodiment of the invention, in order to perform oropharyngeal sampling for multiple times by using the shell 1, the shell 1 is formed by enclosing at least two detachable shell blocks 38, and the tubular shell 1 can be obtained after the two shell blocks 38 are enclosed. The housing blocks 38 can be detachably separated by clamping, and the specific connection form can be selected according to the requirement. When the shell blocks 38 are separated from each other, the sampling body 8 can be conveniently preset at the head end in the shell 1, and the sampling connection flexible wire 11 can be matched with the connection of the flexible wire storage control mechanism. After the sample volume 8 and sample connection cord 11 are placed in the desired position, two or more housing blocks 38 can be re-enclosed and secured to form the housing 1. When the housing 1 can be enclosed by the housing blocks 38, the connection between the handle 2 and the cord storage gear 16 with the housing blocks 38 is achieved without affecting the separation and assembly of the two housing blocks 38, that is, after the housing blocks 38 are separated and assembled into the housing 1, the connection between the handle 2 and the cord storage gear 16 with the housing 1 is achieved without affecting the matching between the handle 2 and the cord storage gear 16.
Claims (7)
1. The utility model provides a portable oropharynx swab, characterized by: comprises a shell (1), a sampling body (8) which can be contained in the head end of the shell (1) and a sampling connecting flexible wire (11) which is arranged on the sampling body (8);
the sampling device also comprises a sampling body pushing mechanism capable of pushing the sampling body (8) away from the shell (1), a flexible wire storage control mechanism capable of being matched with the sampling connection flexible wire (11) and a flexible wire cutting mechanism for cutting off the sampling connection flexible wire (11), wherein the sampling body pushing mechanism, the flexible wire storage control mechanism and the flexible wire cutting mechanism are in adaptive connection with the shell (1);
the sampling body (8) can be pushed away from the head end of the shell (1) through the sampling body pushing mechanism, and the sampling body (8) can be pulled to be connected with the flexible wire (11) to move after being separated from the head end of the shell (1); after the sampling body (8) is used for sampling the oropharynx, the sampling connecting flexible wire (11) is stored through the flexible wire storage control mechanism, so that the sampling body (8) can be pulled to a required position; the cutting sampling connection flexible wire (11) can be cut through the flexible wire cutting mechanism, so that the sampling connection flexible wire (11) connected with the sampling body (8) is completely separated from the shell (1) along with the sampling body (8);
the sampling body pushing mechanism comprises a handle (2) hinged with the shell (1), a handle push plate (15) at the head end of the handle (2) is positioned in the shell (1), and the tail end of the handle (2) is provided with a handle elastic resetting mechanism which can be in adaptive connection with the shell (1); a flexible wire positioning pushing body which can be matched with the sampling connection flexible wire (11) is arranged in the shell (1), the tail end of the flexible wire positioning pushing body is fixedly connected with the handle push plate (15), and the head end of the flexible wire positioning pushing body is arranged in the shell (1) and is adjacent to the head end of the shell (1); when the tail end of the handle (2) approaches the shell (1), the sampling body (8) can be pushed away from the head end of the shell (1) through the handle push plate (15) and the flexible wire positioning driving body;
the flexible wire containing control mechanism comprises a flexible wire containing gear (16) assembled in the shell (1) and a containing gear rotation driving mechanism capable of driving the flexible wire containing gear (16), when the flexible wire processing rotation driving mechanism drives the flexible wire containing gear (16) to rotate in the shell (1), the sampling connecting flexible wire (11) can be contained in the shell (1), so that the sampling body (8) is driven to be close to the shell (1) through the sampling connecting flexible wire (11);
the cord cutting mechanism comprises an end cord cutter (18) which can extend into the shell (1) and a cutter end elastic mechanism which can provide a reset acting force after the end cord cutter (18) cuts;
the cutter end part elastic mechanism comprises a cutter end part sleeve body (19) arranged at the tail end part of the shell (1) and a cutter body connecting handle (22) connected with the end part flexible wire cutter (18), and the end part flexible wire cutter (18) and the cutter body connecting handle (22) can penetrate through the cutter end part sleeve body (19) and then extend into the shell (1); a handle body cap (5) which can be matched with the sleeve body (19) at the end part of the cutter is arranged on the cutter body connecting handle (22), a cutter body handle elastic body (20) is sleeved on the cutter body connecting handle (22), and two ends of the cutter body handle elastic body (20) respectively correspond to the sleeve body (19) at the cutting end part and the handle body cap (5);
the end portion cord cutting knife (18) can be close to and cut off the sampling connection cord (11) by pressing the handle body cap (5), and the end portion cord cutting knife (18) can be reset through the knife body handle elastic body (20) after the pressed handle body cap (5) is loosened.
2. The portable oropharyngeal swab of claim 1, wherein: the handle elastic reset mechanism comprises a handle guide rod (4) arranged on the handle (2) and a guide reset elastic body (3) sleeved on the handle guide rod (4), two ends of the guide reset elastic body (3) respectively correspond to the handle (2) and the shell (1), and the handle guide rod (4) can extend into the shell (1); when the handle (2) is close to the shell (1), the handle guide rod (4) can enter the shell (1), and the guide reset elastic body (3) is compressed between the handle (2) and the shell (1).
3. A portable oropharyngeal swab as recited in claims 1 or 2, characterized in that: the flexible wire positioning pushing body comprises an inner tube body (10) or an inner plate body (28) which can position the sampling connecting flexible wire (11);
when the flexible wire positioning pushing body is an inner tube body (10), a sampling connecting flexible wire (11) penetrates through the inner tube body (10) and then is connected with a flexible wire containing control mechanism; when the flexible wire positioning pushing body is an inner plate body (28), the sampling connecting flexible wire (11) is connected with the flexible wire containing control mechanism after being guided and positioned by the inner plate body (28).
4. The portable oropharyngeal swab of claim 1, wherein: the accommodating gear rotation driving mechanism comprises an accommodating gear driving wheel (6) capable of being meshed with a cord accommodating gear (16), the accommodating gear driving wheel (6) penetrates out of the outer wall of the shell (1), and when the accommodating gear driving wheel (6) is driven to rotate relative to the shell (1), the cord accommodating gear (16) can be driven to rotate in the shell (1).
5. The portable oropharyngeal swab of claim 1, wherein: the accommodating gear rotation driving mechanism comprises a pawl connecting mechanism which can be in adaptive connection with a cord accommodating gear (16), and the pawl connecting mechanism comprises a pawl (32) adaptive to the cord accommodating gear (16) and a pawl connecting plate (39) connected with the pawl (32);
the tail end of the pawl connecting plate (39) is hinged with the shell (1), the head end of the pawl connecting plate (39) is provided with a pawl connecting plate elastic resetting mechanism, and when the head end of the pawl connecting plate (39) is pressed towards the outer wall of the shell (1), the flexible wire containing gear (16) can be pushed to rotate in the shell (1) through the pawl connecting plate (39) and the pawl (32); when the pressing on the pawl connecting plate (39) is released, the head end of the pawl connecting plate (39) can be reset under the action of the pawl connecting plate elastic resetting mechanism.
6. The portable oropharyngeal swab of claim 1, wherein: the end part of the head end of the shell (1) is provided with a sampling illumination light source (23), and the shell (1) is provided with an illumination light source controller (24) which can control the illumination state of the sampling illumination light source (23).
7. The portable oropharyngeal swab of claim 1, wherein: the head of the shell (1) is arc-shaped, and the shell (1) is formed by enclosing at least two shell blocks (38) which can be detached and separated.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010424637.9A CN111588413B (en) | 2020-05-19 | 2020-05-19 | Portable oropharynx swab |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010424637.9A CN111588413B (en) | 2020-05-19 | 2020-05-19 | Portable oropharynx swab |
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| CN111588413B true CN111588413B (en) | 2021-08-03 |
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| US3528429A (en) * | 1968-10-21 | 1970-09-15 | Charles B Beal | Method and device for orally admitting an elongated flexible element in the alimentary canal |
| JP2006280858A (en) * | 2005-04-05 | 2006-10-19 | Olympus Medical Systems Corp | In-vivo introduction device |
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| CN111588413A (en) | 2020-08-28 |
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